Purchase orders

lib/data/models/expense_model.dart

@@ -134,7 +134,6 @@ abstract class ExpenseEntity extends Object
           ? client.settings.currencyId // TODO handle group currency
           : (state?.company?.currencyId ?? kDefaultCurrencyId),
       documents: BuiltList<DocumentEntity>(),
-      purchaseOrderId: '',
       taxName1: '',
       taxName2: '',
       taxName3: '',
@@ -307,9 +306,6 @@ abstract class ExpenseEntity extends Object
   @BuiltValueField(wireName: 'recurring_id')
   String get recurringId;
 
-  @BuiltValueField(wireName: 'purchase_order_id')
-  String get purchaseOrderId;
-
   @BuiltValueField(wireName: 'frequency_id')
   String get frequencyId;
 
@@ -830,7 +826,6 @@ abstract class ExpenseEntity extends Object
   // ignore: unused_element
   static void _initializeBuilder(ExpenseEntityBuilder builder) => builder
     ..entityType = EntityType.expense
-    ..purchaseOrderId = ''
     ..frequencyId = ''
     ..lastSentDate = ''
     ..nextSendDate = ''

lib/data/models/expense_model.g.dart

@@ -213,9 +213,6 @@ class _$ExpenseEntitySerializer implements StructuredSerializer<ExpenseEntity> {
       'number',
       serializers.serialize(object.number,
           specifiedType: const FullType(String)),
-      'purchase_order_id',
-      serializers.serialize(object.purchaseOrderId,
-          specifiedType: const FullType(String)),
       'frequency_id',
       serializers.serialize(object.frequencyId,
           specifiedType: const FullType(String)),
@@ -515,10 +512,6 @@ class _$ExpenseEntitySerializer implements StructuredSerializer<ExpenseEntity> {
           result.recurringId = serializers.deserialize(value,
               specifiedType: const FullType(String)) as String;
           break;
-        case 'purchase_order_id':
-          result.purchaseOrderId = serializers.deserialize(value,
-              specifiedType: const FullType(String)) as String;
-          break;
         case 'frequency_id':
           result.frequencyId = serializers.deserialize(value,
               specifiedType: const FullType(String)) as String;
@@ -948,8 +941,6 @@ class _$ExpenseEntity extends ExpenseEntity {
   @override
   final String recurringId;
   @override
-  final String purchaseOrderId;
-  @override
   final String frequencyId;
   @override
   final String lastSentDate;
@@ -1022,7 +1013,6 @@ class _$ExpenseEntity extends ExpenseEntity {
       this.documents,
       this.number,
       this.recurringId,
-      this.purchaseOrderId,
       this.frequencyId,
       this.lastSentDate,
       this.nextSendDate,
@@ -1096,8 +1086,6 @@ class _$ExpenseEntity extends ExpenseEntity {
     BuiltValueNullFieldError.checkNotNull(
         documents, 'ExpenseEntity', 'documents');
     BuiltValueNullFieldError.checkNotNull(number, 'ExpenseEntity', 'number');
-    BuiltValueNullFieldError.checkNotNull(
-        purchaseOrderId, 'ExpenseEntity', 'purchaseOrderId');
     BuiltValueNullFieldError.checkNotNull(
         frequencyId, 'ExpenseEntity', 'frequencyId');
     BuiltValueNullFieldError.checkNotNull(
@@ -1164,7 +1152,6 @@ class _$ExpenseEntity extends ExpenseEntity {
         documents == other.documents &&
         number == other.number &&
         recurringId == other.recurringId &&
-        purchaseOrderId == other.purchaseOrderId &&
         frequencyId == other.frequencyId &&
         lastSentDate == other.lastSentDate &&
         nextSendDate == other.nextSendDate &&
@@ -1202,12 +1189,12 @@ class _$ExpenseEntity extends ExpenseEntity {
                                                                 $jc(
                                                                     $jc(
                                                                         $jc(
-                                                                            $jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc(0, privateNotes.hashCode), publicNotes.hashCode), shouldBeInvoiced.hashCode), invoiceDocuments.hashCode), transactionId.hashCode), transactionReference.hashCode), bankId.hashCode), currencyId.hashCode), categoryId.hashCode), amount.hashCode), date.hashCode), paymentDate.hashCode), exchangeRate.hashCode), invoiceCurrencyId.hashCode), paymentTypeId.hashCode), taxName1.hashCode), taxName2.hashCode), taxRate1.hashCode), taxRate2.hashCode), taxName3.hashCode), taxRate3.hashCode), clientId.hashCode), invoiceId.hashCode), vendorId.hashCode), projectId.hashCode), statusId.hashCode), customValue1.hashCode), customValue2.hashCode), customValue3.hashCode), customValue4.hashCode), taxAmount1.hashCode), taxAmount2.hashCode), taxAmount3.hashCode), usesInclusiveTaxes.hashCode),
+                                                                            $jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc(0, privateNotes.hashCode), publicNotes.hashCode), shouldBeInvoiced.hashCode), invoiceDocuments.hashCode), transactionId.hashCode), transactionReference.hashCode), bankId.hashCode), currencyId.hashCode), categoryId.hashCode), amount.hashCode), date.hashCode), paymentDate.hashCode), exchangeRate.hashCode), invoiceCurrencyId.hashCode), paymentTypeId.hashCode), taxName1.hashCode), taxName2.hashCode), taxRate1.hashCode), taxRate2.hashCode), taxName3.hashCode), taxRate3.hashCode), clientId.hashCode), invoiceId.hashCode), vendorId.hashCode), projectId.hashCode), statusId.hashCode), customValue1.hashCode), customValue2.hashCode), customValue3.hashCode), customValue4.hashCode), taxAmount1.hashCode), taxAmount2.hashCode), taxAmount3.hashCode),
-                                                                                calculateTaxByAmount.hashCode),
+                                                                                usesInclusiveTaxes.hashCode),
-                                                                            documents.hashCode),
+                                                                            calculateTaxByAmount.hashCode),
-                                                                        number.hashCode),
+                                                                        documents.hashCode),
-                                                                    recurringId.hashCode),
+                                                                    number.hashCode),
-                                                                purchaseOrderId.hashCode),
+                                                                recurringId.hashCode),
                                                             frequencyId.hashCode),
                                                         lastSentDate.hashCode),
                                                     nextSendDate.hashCode),
@@ -1265,7 +1252,6 @@ class _$ExpenseEntity extends ExpenseEntity {
           ..add('documents', documents)
           ..add('number', number)
           ..add('recurringId', recurringId)
-          ..add('purchaseOrderId', purchaseOrderId)
           ..add('frequencyId', frequencyId)
           ..add('lastSentDate', lastSentDate)
           ..add('nextSendDate', nextSendDate)
@@ -1451,11 +1437,6 @@ class ExpenseEntityBuilder
   String get recurringId => _$this._recurringId;
   set recurringId(String recurringId) => _$this._recurringId = recurringId;
 
-  String _purchaseOrderId;
-  String get purchaseOrderId => _$this._purchaseOrderId;
-  set purchaseOrderId(String purchaseOrderId) =>
-      _$this._purchaseOrderId = purchaseOrderId;
-
   String _frequencyId;
   String get frequencyId => _$this._frequencyId;
   set frequencyId(String frequencyId) => _$this._frequencyId = frequencyId;
@@ -1566,7 +1547,6 @@ class ExpenseEntityBuilder
       _documents = $v.documents.toBuilder();
       _number = $v.number;
       _recurringId = $v.recurringId;
-      _purchaseOrderId = $v.purchaseOrderId;
       _frequencyId = $v.frequencyId;
       _lastSentDate = $v.lastSentDate;
       _nextSendDate = $v.nextSendDate;
@@ -1649,7 +1629,6 @@ class ExpenseEntityBuilder
               documents: documents.build(),
               number: BuiltValueNullFieldError.checkNotNull(number, 'ExpenseEntity', 'number'),
               recurringId: recurringId,
-              purchaseOrderId: BuiltValueNullFieldError.checkNotNull(purchaseOrderId, 'ExpenseEntity', 'purchaseOrderId'),
               frequencyId: BuiltValueNullFieldError.checkNotNull(frequencyId, 'ExpenseEntity', 'frequencyId'),
               lastSentDate: BuiltValueNullFieldError.checkNotNull(lastSentDate, 'ExpenseEntity', 'lastSentDate'),
               nextSendDate: BuiltValueNullFieldError.checkNotNull(nextSendDate, 'ExpenseEntity', 'nextSendDate'),

lib/data/models/invoice_model.dart

@@ -163,6 +163,7 @@ abstract class InvoiceEntity extends Object
       taxAmount: 0,
       poNumber: '',
       projectId: '',
+      expenseId: '',
       vendorId: vendor?.id ?? '',
       date: convertDateTimeToSqlDate(),
       dueDate: '',
@@ -294,6 +295,7 @@ abstract class InvoiceEntity extends Object
         ..remainingCycles = -1
         ..invoiceId = ''
         ..projectId = ''
+        ..expenseId = ''
         ..subscriptionId = ''
         ..number = ''
         ..date = convertDateTimeToSqlDate()
@@ -403,6 +405,9 @@ abstract class InvoiceEntity extends Object
   @BuiltValueField(wireName: 'project_id')
   String get projectId;
 
+  @BuiltValueField(wireName: 'expense_id')
+  String get expenseId;
+
   @override
   @BuiltValueField(wireName: 'vendor_id')
   String get vendorId;
@@ -1008,8 +1013,12 @@ abstract class InvoiceEntity extends Object
         }
 
         if (isPurchaseOrder) {
-          if (userCompany.canCreate(EntityType.expense)) {
+          if (expenseId.isEmpty) {
-            actions.add(EntityAction.convertToExpense);
+            if (userCompany.canCreate(EntityType.expense)) {
+              actions.add(EntityAction.convertToExpense);
+            }
+          } else {
+            actions.add(EntityAction.viewExpense);
           }
           if (statusId == kPurchaseOrderStatusAccepted) {
             actions.add(EntityAction.addToInventory);
@@ -1417,6 +1426,7 @@ abstract class InvoiceEntity extends Object
     ..activities.replace(BuiltList<ActivityEntity>())
     ..paidToDate = 0
     ..projectId = ''
+    ..expenseId = ''
     ..vendorId = ''
     ..autoBillEnabled = false
     ..subscriptionId = '';

lib/data/models/invoice_model.g.dart

@@ -141,6 +141,9 @@ class _$InvoiceEntitySerializer implements StructuredSerializer<InvoiceEntity> {
       'project_id',
       serializers.serialize(object.projectId,
           specifiedType: const FullType(String)),
+      'expense_id',
+      serializers.serialize(object.expenseId,
+          specifiedType: const FullType(String)),
       'vendor_id',
       serializers.serialize(object.vendorId,
           specifiedType: const FullType(String)),
@@ -449,6 +452,10 @@ class _$InvoiceEntitySerializer implements StructuredSerializer<InvoiceEntity> {
           result.projectId = serializers.deserialize(value,
               specifiedType: const FullType(String)) as String;
           break;
+        case 'expense_id':
+          result.expenseId = serializers.deserialize(value,
+              specifiedType: const FullType(String)) as String;
+          break;
         case 'vendor_id':
           result.vendorId = serializers.deserialize(value,
               specifiedType: const FullType(String)) as String;
@@ -1410,6 +1417,8 @@ class _$InvoiceEntity extends InvoiceEntity {
   @override
   final String projectId;
   @override
+  final String expenseId;
+  @override
   final String vendorId;
   @override
   final String subscriptionId;
@@ -1551,6 +1560,7 @@ class _$InvoiceEntity extends InvoiceEntity {
       this.paidToDate,
       this.clientId,
       this.projectId,
+      this.expenseId,
       this.vendorId,
       this.subscriptionId,
       this.statusId,
@@ -1626,6 +1636,8 @@ class _$InvoiceEntity extends InvoiceEntity {
         clientId, 'InvoiceEntity', 'clientId');
     BuiltValueNullFieldError.checkNotNull(
         projectId, 'InvoiceEntity', 'projectId');
+    BuiltValueNullFieldError.checkNotNull(
+        expenseId, 'InvoiceEntity', 'expenseId');
     BuiltValueNullFieldError.checkNotNull(
         vendorId, 'InvoiceEntity', 'vendorId');
     BuiltValueNullFieldError.checkNotNull(
@@ -1733,6 +1745,7 @@ class _$InvoiceEntity extends InvoiceEntity {
         paidToDate == other.paidToDate &&
         clientId == other.clientId &&
         projectId == other.projectId &&
+        expenseId == other.expenseId &&
         vendorId == other.vendorId &&
         subscriptionId == other.subscriptionId &&
         statusId == other.statusId &&
@@ -1820,7 +1833,7 @@ class _$InvoiceEntity extends InvoiceEntity {
                                                                 $jc(
                                                                     $jc(
                                                                         $jc(
-                                                                            $jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc(0, amount.hashCode), balance.hashCode), paidToDate.hashCode), clientId.hashCode), projectId.hashCode), vendorId.hashCode), subscriptionId.hashCode), statusId.hashCode), number.hashCode), discount.hashCode), poNumber.hashCode), date.hashCode), dueDate.hashCode), publicNotes.hashCode), privateNotes.hashCode), terms.hashCode), footer.hashCode), designId.hashCode), usesInclusiveTaxes.hashCode), taxName1.hashCode), taxRate1.hashCode), taxName2.hashCode), taxRate2.hashCode), taxName3.hashCode), taxRate3.hashCode), isAmountDiscount.hashCode), partial.hashCode), taxAmount.hashCode), partialDueDate.hashCode), autoBill.hashCode), customValue1.hashCode), customValue2.hashCode), customValue3.hashCode), customValue4.hashCode), customSurcharge1.hashCode), customSurcharge2.hashCode), customSurcharge3.hashCode), customSurcharge4.hashCode), customTaxes1.hashCode), customTaxes2.hashCode), customTaxes3.hashCode), customTaxes4.hashCode), exchangeRate.hashCode), reminder1Sent.hashCode), reminder2Sent.hashCode), reminder3Sent.hashCode), reminderLastSent.hashCode), frequencyId.hashCode), lastSentDate.hashCode), nextSendDate.hashCode),
+                                                                            $jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc($jc(0, amount.hashCode), balance.hashCode), paidToDate.hashCode), clientId.hashCode), projectId.hashCode), expenseId.hashCode), vendorId.hashCode), subscriptionId.hashCode), statusId.hashCode), number.hashCode), discount.hashCode), poNumber.hashCode), date.hashCode), dueDate.hashCode), publicNotes.hashCode), privateNotes.hashCode), terms.hashCode), footer.hashCode), designId.hashCode), usesInclusiveTaxes.hashCode), taxName1.hashCode), taxRate1.hashCode), taxName2.hashCode), taxRate2.hashCode), taxName3.hashCode), taxRate3.hashCode), isAmountDiscount.hashCode), partial.hashCode), taxAmount.hashCode), partialDueDate.hashCode), autoBill.hashCode), customValue1.hashCode), customValue2.hashCode), customValue3.hashCode), customValue4.hashCode), customSurcharge1.hashCode), customSurcharge2.hashCode), customSurcharge3.hashCode), customSurcharge4.hashCode), customTaxes1.hashCode), customTaxes2.hashCode), customTaxes3.hashCode), customTaxes4.hashCode), exchangeRate.hashCode), reminder1Sent.hashCode), reminder2Sent.hashCode), reminder3Sent.hashCode), reminderLastSent.hashCode), frequencyId.hashCode), lastSentDate.hashCode), nextSendDate.hashCode),
                                                                                 remainingCycles.hashCode),
                                                                             dueDateDays.hashCode),
                                                                         invoiceId.hashCode),
@@ -1850,6 +1863,7 @@ class _$InvoiceEntity extends InvoiceEntity {
           ..add('paidToDate', paidToDate)
           ..add('clientId', clientId)
           ..add('projectId', projectId)
+          ..add('expenseId', expenseId)
           ..add('vendorId', vendorId)
           ..add('subscriptionId', subscriptionId)
           ..add('statusId', statusId)
@@ -1944,6 +1958,10 @@ class InvoiceEntityBuilder
   String get projectId => _$this._projectId;
   set projectId(String projectId) => _$this._projectId = projectId;
 
+  String _expenseId;
+  String get expenseId => _$this._expenseId;
+  set expenseId(String expenseId) => _$this._expenseId = expenseId;
+
   String _vendorId;
   String get vendorId => _$this._vendorId;
   set vendorId(String vendorId) => _$this._vendorId = vendorId;
@@ -2246,6 +2264,7 @@ class InvoiceEntityBuilder
       _paidToDate = $v.paidToDate;
       _clientId = $v.clientId;
       _projectId = $v.projectId;
+      _expenseId = $v.expenseId;
       _vendorId = $v.vendorId;
       _subscriptionId = $v.subscriptionId;
       _statusId = $v.statusId;
@@ -2344,14 +2363,15 @@ class InvoiceEntityBuilder
                   clientId, 'InvoiceEntity', 'clientId'),
               projectId: BuiltValueNullFieldError.checkNotNull(
                   projectId, 'InvoiceEntity', 'projectId'),
+              expenseId: BuiltValueNullFieldError.checkNotNull(
+                  expenseId, 'InvoiceEntity', 'expenseId'),
               vendorId: BuiltValueNullFieldError.checkNotNull(
                   vendorId, 'InvoiceEntity', 'vendorId'),
               subscriptionId: BuiltValueNullFieldError.checkNotNull(
                   subscriptionId, 'InvoiceEntity', 'subscriptionId'),
-              statusId: BuiltValueNullFieldError.checkNotNull(
+              statusId:
-                  statusId, 'InvoiceEntity', 'statusId'),
+                  BuiltValueNullFieldError.checkNotNull(statusId, 'InvoiceEntity', 'statusId'),
-              number:
+              number: BuiltValueNullFieldError.checkNotNull(number, 'InvoiceEntity', 'number'),
-                  BuiltValueNullFieldError.checkNotNull(number, 'InvoiceEntity', 'number'),
               discount: BuiltValueNullFieldError.checkNotNull(discount, 'InvoiceEntity', 'discount'),
               poNumber: BuiltValueNullFieldError.checkNotNull(poNumber, 'InvoiceEntity', 'poNumber'),
               date: BuiltValueNullFieldError.checkNotNull(date, 'InvoiceEntity', 'date'),

lib/data/models/models.dart

@@ -105,6 +105,7 @@ class EntityAction extends EnumClass {
   static const EntityAction resendInvite = _$resendInvite;
   static const EntityAction disconnect = _$disconnect;
   static const EntityAction viewInvoice = _$viewInvoice;
+  static const EntityAction viewExpense = _$viewExpense;
   static const EntityAction changeStatus = _$changeStatus;
   static const EntityAction addToInvoice = _$addToInvoice;
   static const EntityAction cancel = _$cancel;

lib/data/models/models.g.dart

@@ -72,6 +72,7 @@ const EntityAction _$invoiceProject = const EntityAction._('invoiceProject');
 const EntityAction _$resendInvite = const EntityAction._('resendInvite');
 const EntityAction _$disconnect = const EntityAction._('disconnect');
 const EntityAction _$viewInvoice = const EntityAction._('viewInvoice');
+const EntityAction _$viewExpense = const EntityAction._('viewExpense');
 const EntityAction _$changeStatus = const EntityAction._('changeStatus');
 const EntityAction _$addToInvoice = const EntityAction._('addToInvoice');
 const EntityAction _$cancel = const EntityAction._('cancel');
@@ -199,6 +200,8 @@ EntityAction _$valueOf(String name) {
       return _$disconnect;
     case 'viewInvoice':
       return _$viewInvoice;
+    case 'viewExpense':
+      return _$viewExpense;
     case 'changeStatus':
       return _$changeStatus;
     case 'addToInvoice':
@@ -278,6 +281,7 @@ final BuiltSet<EntityAction> _$values =
   _$resendInvite,
   _$disconnect,
   _$viewInvoice,
+  _$viewExpense,
   _$changeStatus,
   _$addToInvoice,
   _$cancel,

lib/redux/purchase_order/purchase_order_actions.dart

@@ -377,6 +377,26 @@ class MarkPurchaseOrderSentFailure implements StopSaving {
   final Object error;
 }
 
+class ConvertPurchaseOrdersToExpensesRequest implements StartSaving {
+  ConvertPurchaseOrdersToExpensesRequest(this.completer, this.purchaseOrderIds);
+
+  final Completer completer;
+  final List<String> purchaseOrderIds;
+}
+
+class ConvertPurchaseOrdersToExpensesSuccess
+    implements StopSaving, PersistData {
+  ConvertPurchaseOrdersToExpensesSuccess(this.purchaseOrders);
+
+  final List<InvoiceEntity> purchaseOrders;
+}
+
+class ConvertPurchaseOrdersToExpensesFailure implements StopSaving {
+  ConvertPurchaseOrdersToExpensesFailure(this.error);
+
+  final Object error;
+}
+
 class AddPurchaseOrdersToInventoryRequest implements StartSaving {
   AddPurchaseOrdersToInventoryRequest(this.completer, this.purchaseOrderIds);
 
@@ -589,27 +609,13 @@ void handlePurchaseOrderAction(BuildContext context,
           purchaseOrderIds));
       break;
     case EntityAction.convertToExpense:
-      final vendor = state.vendorState.get(purchaseOrder.vendorId);
+      store.dispatch(ConvertPurchaseOrdersToExpensesRequest(
-      final client = state.clientState.get(purchaseOrder.clientId);
+          snackBarCompleter<Null>(
-      final project = state.projectState.get(purchaseOrder.projectId);
+              context,
-      editEntity(
+              purchaseOrders.length == 1
-          entity: ExpenseEntity(
+                  ? localization.convertedToExpense
-        state: state,
+                  : localization.convertedToExpenses),
-        vendor: vendor,
+          purchaseOrderIds));
-        client: client,
-        project: project,
-      ).rebuild((b) => b
-            ..purchaseOrderId = purchaseOrder.id
-            ..amount = purchaseOrder.usesInclusiveTaxes
-                ? purchaseOrder.amount
-                : purchaseOrder.netAmount
-            ..taxRate1 = purchaseOrder.taxRate1
-            ..taxName1 = purchaseOrder.taxName1
-            ..taxRate2 = purchaseOrder.taxRate2
-            ..taxName2 = purchaseOrder.taxName2
-            ..taxRate3 = purchaseOrder.taxRate3
-            ..taxName3 = purchaseOrder.taxName3
-            ..usesInclusiveTaxes = purchaseOrder.usesInclusiveTaxes));
       break;
     case EntityAction.markSent:
       store.dispatch(MarkPurchaseOrdersSentRequest(

lib/utils/i18n.dart

@@ -16,6 +16,8 @@ mixin LocalizationsProvider on LocaleCodeAware {
   static final Map<String, Map<String, String>> _localizedValues = {
     'en': {
       // STARTER: lang key - do not remove comment
+      'converted_to_expense': 'Successfully converted to expense',
+      'converted_to_expenses': 'Successfully converted to expenses',
       'convert_to_expense': 'Convert to Expense',
       'add_to_inventory': 'Add to Inventory',
       'added_purchase_order_to_inventory':
@@ -70933,6 +70935,14 @@ mixin LocalizationsProvider on LocaleCodeAware {
       _localizedValues[localeCode]['convert_to_expense'] ??
       _localizedValues['en']['convert_to_expense'];
 
+  String get convertedToExpense =>
+      _localizedValues[localeCode]['converted_to_expense'] ??
+      _localizedValues['en']['converted_to_expense'];
+
+  String get convertedToExpenses =>
+      _localizedValues[localeCode]['converted_to_expenses'] ??
+      _localizedValues['en']['converted_to_expenses'];
+
 // STARTER: lang field - do not remove comment
 
   String lookup(String key) {